Run results for: string comparison vs array includes

Run details:

User agent: Mozilla/5.0 (iPhone; CPU iPhone OS 17_4_1 like Mac OS X) AppleWebKit/605.1.15 (KHTML, like Gecko) FxiOS/126.1 Mobile/15E148 Safari/605.1.15

Browser: Mobile Safari 17

Operating system: iOS 17.4.1

Device Platform: Mobile

Date tested: 2 years ago

Benchmark engine: Benchmark.js

string compare

12.0M/s

array includes

8.0M/s

View exact numbers

Test name	Executions per second
✓ string compare	11,976,617 Ops/sec
array includes	7,970,336 Ops/sec

Script Preparation code:

function stringCompare(x) {
  return x === '' || x === 'USA' || x === 'Canada' || x === 'Mexico' || x === 'UK' || x === 'Germany' || x === 'Sweden';
}

function arrayIncludes(x) {
  return ['', 'USA', 'Canada', 'Mexico', 'UK', 'Germany', 'Sweden'].includes(x);
}

Tests:

string compare
stringCompare('abc');
array includes
arrayIncludes('abc');